You can use calibre-web to send to your Kindle email. They will appear in the Kindle as "Documents"

Couldn't you just create a compose file for a database separately?

I just use Powershell, much easier imo

If you really don't want people to know your home ip, then you can use cloudflare's proxying service for all you internet facing services.

What's the reasoning behind using docker compose on unraid, instead of the built in docker implementation?

You can send with calibre-web to kindle if you have an amazon account. You get a specific address for your kindle. They appear under documents in your library, legal or otherwise.

Everyone can have duds, it's how they handle it. I've found their support to be good.

We use UGREEN ones at work, and they seem to do the job well so far. 100W PD, HDMI and ethernet working well.

I created a libreddit instance for myself, so if I want to browse a specific subreddit that hasn't moved away, (e.g. /r/warthunder) I can without using the official site.

The top one ending in 3V66T is a "default" key for Windows 10 Pro. It's not a real valid key, not sure about the others.

It's basically the same. Like they said, you just follow the intructions on cloudflare to change the name servers on your registrar and then you're good

Not sure how ansible works on Windows but you could use Windows Subsystem for Linux, install ansible on that and then off you go.